OpenAIGPT-5.4 nanoVSOpenAIGPT-5.4 Pro
Our Take
Standardized reasoning and coding benchmarks are currently pending verification for one or both of these models. We recommend testing GPT-5.4 nano and GPT-5.4 Pro directly in their respective provider playgrounds to see which fits your specific prompt styles best.
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Benchmarks & Scores
Coding (swe-bench-pro)
52.4%complex codebases, multi-file repositories, and architectural planning
Reasoning (gpqa-diamond)Winner (+15.2%)
82.8%graduate-level science QA
Cost & Context
Cost (per 1M tokens)
$0.46Input: $0.20 | Output: $1.25Context Window
400k tokensBenchmarks & Scores
Coding (swe-bench-pro)
N/Acomplex codebases, multi-file repositories, and architectural planning
Reasoning (gpqa-diamond)
67.6%graduate-level science QA
Cost & Context
Cost (per 1M tokens)3.4x cheaper
$0.14Input: $0.05 | Output: $0.40Context Window
400k tokensFrequently Asked Questions about GPT-5.4 nano vs GPT-5.4 Pro
GPT-5.4 Pro is cheaper than GPT-5.4 nano. GPT-5.4 Pro has a blended cost of $0.14/1M tokens, which is about 3.4x cheaper than GPT-5.4 nano at $0.46/1M tokens.
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